The LiftMaster 41D3484 chain assembly is used for a 7' tall garage door. The chain assembly is only used with professional one piece rails.
Replaces part numbers: 041D3484, 41A3484 and 41C2762
Garage door taller than 7 feet?
8' door use 41D3483
10' door use 41D3485
Compatible with LiftMaster model: 8065, 8075
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Customer Questions
Compatible with all LiftMaster chain drive 7' models